Add some whitespace

library/setup

@@ -1039,7 +1039,9 @@ class LinuxNetwork(Network):
                     interfaces[device]['all_slaves_active'] = open(os.path.join(path, 'bonding', 'all_slaves_active')).read() == '1'
             output = subprocess.Popen(['/sbin/ip', 'addr', 'show', device], stdout=subprocess.PIPE, stderr=subprocess.PIPE).communicate()[0]
             for line in output.split('\n'):
-                if not line: continue
+
+                if not line: 
+                    continue
                 words = line.split()
                 if words[0] == 'inet':
                     if '/' in words[1]:
@@ -1071,23 +1073,29 @@ class LinuxNetwork(Network):
 
                     if not address.startswith('127.'):
                         ips['all_ipv4_addresses'].append(address)
+
                 elif words[0] == 'inet6':
+
                     address, prefix = words[1].split('/')
                     scope = words[3]
+
                     if 'ipv6' not in interfaces[device]:
                         interfaces[device]['ipv6'] = []
-                    interfaces[device]['ipv6'].append( {
-                        'address': address,
-                        'prefix': prefix,
-                        'scope': scope} )
+
+                    interfaces[device]['ipv6'].append({
+                        'address' : address,
+                        'prefix'  : prefix,
+                        'scope'   : scope
+                    })
 
                     # If this is the default address, update default_ipv6
+
                     if 'address' in default_ipv6 and default_ipv6['address'] == address:
-                        default_ipv6['prefix'] = prefix
-                        default_ipv6['scope'] = scope
+                        default_ipv6['prefix']     = prefix
+                        default_ipv6['scope']      = scope
                         default_ipv6['macaddress'] = macaddress
-                        default_ipv6['mtu'] = interfaces[device]['mtu']
-                        default_ipv6['type'] = interfaces[device]['type']
+                        default_ipv6['mtu']        = interfaces[device]['mtu']
+                        default_ipv6['type']       = interfaces[device]['type']
 
                     if not address == '::1':
                         ips['all_ipv6_addresses'].append(address)
@@ -1111,36 +1119,48 @@ class GenericBsdIfconfigNetwork(Network):
         Network.__init__(self)
 
     def populate(self):
+
         ifconfig_path = module.get_bin_path('ifconfig')
+
         if ifconfig_path is None:
             return self.facts
         route_path = module.get_bin_path('route')
+
         if route_path is None:
             return self.facts
+
         default_ipv4, default_ipv6 = self.get_default_interfaces(route_path)
         interfaces, ips = self.get_interfaces_info(ifconfig_path)
         self.merge_default_interface(default_ipv4, interfaces, 'ipv4')
         self.merge_default_interface(default_ipv6, interfaces, 'ipv6')
         self.facts['interfaces'] = interfaces.keys()
+
         for iface in interfaces:
             self.facts[iface] = interfaces[iface]
+
         self.facts['default_ipv4'] = default_ipv4
         self.facts['default_ipv6'] = default_ipv6
         self.facts['all_ipv4_addresses'] = ips['all_ipv4_addresses']
         self.facts['all_ipv6_addresses'] = ips['all_ipv6_addresses']
+
         return self.facts
 
     def get_default_interfaces(self, route_path):
+
         # Use the commands:
         #     route -n get 8.8.8.8                     -> Google public DNS
         #     route -n get 2404:6800:400a:800::1012    -> ipv6.google.com
         # to find out the default outgoing interface, address, and gateway
+
         command = dict(
             v4 = [route_path, '-n', 'get', '8.8.8.8'],
             v6 = [route_path, '-n', 'get', '2404:6800:400a:800::1012']
         )
+
         interface = dict(v4 = {}, v6 = {})
+
         for v in 'v4', 'v6':
+
             if v == 'v6' and not socket.has_ipv6:
                 continue
             rc, out, err = module.run_command(command[v])
@@ -1154,6 +1174,7 @@ class GenericBsdIfconfigNetwork(Network):
                 # look for first word starting interface
                 if len(words) > 0 and words[0] == 'interface:':
                     interface[v]['interface'] = words[1]
+
         return interface['v4'], interface['v6']
 
     def get_interfaces_info(self, ifconfig_path):
@@ -1164,9 +1185,12 @@ class GenericBsdIfconfigNetwork(Network):
             all_ipv6_addresses = [],
         )
         rc, out, err = module.run_command([ifconfig_path])
+
         for line in out.split('\n'):
+
             if line:
                 words = line.split()
+
                 if re.match('^\S', line) and len(words) > 3:
                     current_if = self.parse_interface_line(words)
                     interfaces[ current_if['device'] ] = current_if